ARGUMENTS

Returns the number of pixmap formats that are supported by the display.

screen_number

Specifies the appropriate screen number on the host server.

DESCRIPTION

The
XListPixmapFormats
function returns an array of
XPixmapFormatValues
structures that describe the types of Z format images supported
by the specified display.
If insufficient memory is available,
XListPixmapFormats
returns NULL.
To free the allocated storage for the
XPixmapFormatValues
structures, use
XFree.

The
ImageByteOrder
macro specifies the required byte order for images for each scanline unit in
XY format (bitmap) or for each pixel value in Z format.

The
BitmapBitOrder
macro returns
LSBFirst
or
MSBFirst
to indicate whether the leftmost bit in the bitmap as displayed
on the screen is the least or most significant bit in the unit.

The
BitmapPad
macro returns the number of bits that each scanline must be padded.

The
BitmapUnit
macro returns the size of a bitmap's scanline unit in bits.

The
DisplayHeight
macro returns the height of the specified screen in pixels.

The
DisplayHeightMM
macro returns the height of the specified screen in millimeters.

The
DisplayWidth
macro returns the width of the screen in pixels.

The
DisplayWidthMM
macro returns the width of the specified screen in millimeters.

STRUCTURES

The
XPixmapFormatValues
structure provides an interface to the pixmap format information
that is returned at the time of a connection setup.
It contains: